CN213064961U

CN213064961U - Ball valve blowdown discharge device for natural gas long-distance pipeline valve chamber

Info

Publication number: CN213064961U
Application number: CN202022112181.0U
Authority: CN
Inventors: 万松松
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-04-27
Anticipated expiration: 2030-09-23

Abstract

The utility model relates to a natural gas line technical field specifically is a ball valve blowdown is outer to be arranged device for natural gas long distance pipeline valve room, including outer device main part of arranging, one side fixedly connected with screwed pipe of outer device main part, the surface of outer device main part is rotated and is connected with the support frame, one side fixedly connected with bracing piece of outer device main part is kept away from to the support frame, the one end fixedly connected with backup pad of support frame is kept away from to the bracing piece. The utility model has the advantages that: through the one side fixedly connected with sealing ring that outer row device main part is close to the screwed pipe to and the cooperation setting between seal carrier and the bolt, can firmly be with sealing ring locking joint, avoid the danger that gas leakage takes place, through the outer fixed surface of outer row device main part and be connected with the handle, and the cooperation setting between lead screw, supporting seat and the wheel, outer row device main part removes under the effect of wheel, make outer row device main part more convenient when the installation.

Description

Ball valve blowdown discharge device for natural gas long-distance pipeline valve chamber

Technical Field

The utility model relates to a natural gas line technical field, especially a ball valve blowdown is outer discharging equipment for natural gas long-distance pipeline valve room.

Background

The valve chamber is an important node part of a long-distance pipeline, a main line cut-off valve and a bypass pipeline ball valve are usually arranged in the valve chamber, when the valve chamber is used for daily inspection and maintenance, the main line cut-off ball valve and the bypass ball valve in the valve chamber need to be subjected to internal leakage test and pollution discharge operation, and meanwhile, when the valve is used for daily inspection and maintenance to process the failure of the ball valve body, if the valve needs to be subjected to non-pressure operation, gas in the valve chamber needs to be discharged through pollution discharge. And the blowdown and discharge positions of the main line cut-off ball valve and the bypass ball valve are not connected with a vent pipeline, so that gas in the valve cavity is directly discharged into the valve chamber through the blowdown valve of the ball valve body when the ball valve is subjected to internal leakage test and blowdown operation.

The utility model discloses a ball valve blowdown discharge device for natural gas long distance pipeline valve chamber disclosed in chinese utility model patent application publication specification CN207064955U, this ball valve blowdown discharge device for natural gas long distance pipeline valve chamber, though, through bleeder line subassembly and counter weight subassembly, the counter weight subassembly can prevent the bleeder line subassembly swing, the bleeder line subassembly includes adapter, nipple, manometer, three way connection, leak hunting ball valve, bleed pipe and pipeline spark arrester, one end of adapter communicates with the export of the interior blowdown valve of valve chamber, the other end of adapter communicates with one end of nipple its simple structure and weight is lighter, and convenient transportation carries, need not consume more manpower and materials resources, one person can carry; the operation method is simple and easy to assemble, and the operation can be finished by one person; have the leak hunting ball valve, observe the manometer and play the pressure condition, can judge whether interior hourglass of valve indoor ball valve, nevertheless, this a ball valve blowdown external drainage device for natural gas long-distance pipeline valve room, the link only connects through the screw thread, leaks gas easily when the blowdown, leads to dangerous emergence.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide a ball valve blowdown is arranged outward device for natural gas long distance pipeline valve room.

The purpose of the utility model is realized through the following technical scheme: a ball valve blowdown discharging device for a natural gas long-distance pipeline valve chamber comprises a discharging device main body, wherein a threaded pipe is fixedly connected to one side of the discharging device main body, a support frame is rotatably connected to the outer surface of the discharging device main body, a support rod is fixedly connected to one side, away from the discharging device main body, of the support frame, a support plate is fixedly connected to one end, away from the support frame, of the support rod, and a support seat is fixedly connected to one side, away from the support rod, of the support plate;

the sealing device comprises an outer discharge device main body, a threaded pipe and a bolt, wherein one side of the outer discharge device main body, which is close to the threaded pipe, is fixedly connected with a sealing ring, one side of the outer discharge device main body, which is close to the sealing ring, is fixedly connected with a sealing frame, and the inner thread of the sealing frame is connected with the bolt; the outer fixed surface of arranging the device main part outward is connected with the handle, the inside threaded connection of backup pad has the lead screw, the one end of lead screw is rotated through the bearing and is connected with the supporting seat, one side fixedly connected with first guide arm and the second guide arm of supporting seat, the inside of supporting seat is rotated and is connected with the wheel.

Optionally, the support rods are located below the support frame, the number of the support rods is four, and the four support rods are fixedly connected to four corners below the support frame.

Optionally, the sealing ring is made of rubber, and a round corner is formed on one side, close to the threaded pipe, of the sealing ring.

Optionally, the diameter of the sealing ring is larger than that of a threaded pipe, the threaded pipe is located inside the sealing ring, the diameter of the sealing frame is larger than that of the sealing ring, and the sealing ring is located inside the sealing frame.

Optionally, the bolts are located inside the seal frame, the number of the bolts is six, and the six bolts are in threaded connection inside the seal frame.

Optionally, the handles are located on the outer surface of the outer row device body, the number of the handles is six, and six handles are circumferentially arrayed on the outer surface of the outer row device body.

Optionally, the first guide rod is slidably connected with the support plate, the first guide rod penetrates through the support plate, the second guide rod is slidably connected with the support plate, and the second guide rod penetrates through the support plate.

The utility model has the advantages of it is following:

1. this a ball valve blowdown is arranged device outward for natural gas long distance pipeline valve room, through arranging one side fixedly connected with sealing ring that the device main part is close to the screwed pipe outward to and the cooperation setting between sealing frame and the bolt, aim at the blowdown mouth of pipe with the screwed pipe, rotate the handle and make outer arranging the device main part and rotate, at the in-process of screwed pipe screw in, the sealing ring covers the joint line, with six bolt locking sealing rings, can firmly be with sealing ring locking joint line, avoid the danger that gas leakage takes place.

2. This a ball valve blowdown is arranged outward device for natural gas long distance pipeline valve room, the surface fixedly connected with handle through arranging the device main part outward to and the lead screw, the cooperation setting between supporting seat and the wheel, thereby rotate the lead screw and adjust the height of arranging the device main part outward, aim at the blowdown mouth of pipe with the screwed pipe, rotate the handle and make outer arranging the device main part rotate, with the screwed pipe screw in, outer arranging the device main part and remove under the effect of wheel, make outer arranging the device main part more convenient when the installation.

Drawings

Fig. 1 is a schematic structural view of a first viewing angle of the present invention;

fig. 2 is a schematic structural view of a second viewing angle of the present invention;

fig. 3 is a schematic structural diagram of a third viewing angle of the present invention.

In the figure: 1-an outer discharge device main body, 2-a threaded pipe, 3-a support frame, 4-a support rod, 5-a support plate, 6-a support seat, 7-a sealing ring, 8-a sealing frame, 9-a bolt, 10-a handle, 11-a screw rod, 12-a support seat, 13-a first guide rod, 14-a second guide rod and 15-a wheel.

Detailed Description

The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.

As shown in fig. 1-3, a ball valve blowdown discharge device for a valve chamber of a natural gas long-distance pipeline comprises a discharge device body 1, a threaded pipe 2 is fixedly connected to one side of the discharge device body 1 as a connecting end, a support frame 3 is rotatably connected to the outer surface of the discharge device body 1, a support rod 4 is fixedly connected to one side of the support frame 3 away from the discharge device body 1, a support plate 5 is fixedly connected to one end of the support rod 4 away from the support frame 3, and a support seat 6 is fixedly connected to one side of the support plate 5 away from the support rod 4, wherein a seal ring 7 is fixedly connected to one side of the discharge device body 1 close to the threaded pipe 2, a seal frame 8 is fixedly connected to one side of the discharge device body 1 close to the seal ring 7, a bolt 9 is connected to the inner thread of the seal frame 8, the, in the process of screwing in the threaded pipe 2, the connecting joint is covered by the sealing ring 7, the sealing ring 7 is locked by six bolts 9, the sealing ring 7 can be firmly locked, the danger of air leakage is avoided, the outer surface of the outer discharging device main body 1 is fixedly connected with a handle 10, the outer discharging device main body 1 is convenient to rotate, the inner thread of the supporting plate 5 is connected with a lead screw 11, one end of the lead screw 11 is rotatably connected with a supporting seat 12 through a bearing, one side of the supporting seat 12 is fixedly connected with a first guide rod 13 and a second guide rod 14, the guiding effect when the wheel 15 moves up and down is achieved, the wheel 15 is rotatably connected inside the supporting seat 12, the lead screw 1 is rotated to adjust the wheel 15 so as to adjust the height of the outer discharging device main body 1, the threaded pipe 2 is aligned with a sewage discharge pipe opening, the handle 10 is rotated to enable the outer discharging device main, the outer discharge device main body 1 is more convenient to install.

As an optimal technical solution of the utility model: the bracing piece 4 is located the below of support frame 3, and the quantity of bracing piece 4 is four, four corners of four bracing pieces 4 fixed connection in support frame 3 below.

As an optimal technical solution of the utility model: the material of sealing ring 7 is rubber, increases sealed effect, and the fillet has been seted up to one side that sealing ring 7 is close to screwed pipe 2, conveniently covers the gap when the screw in.

As an optimal technical solution of the utility model: the diameter of sealing ring 7 is greater than the diameter of screwed pipe 2, and screwed pipe 2 is located the inside of sealing ring 7, and the diameter of seal holder 8 is greater than the diameter of sealing ring 7, and sealing ring 7 is located the inside of seal holder 8.

As an optimal technical solution of the utility model: the bolts 9 are located inside the sealing frame 8, the number of the bolts 9 is six, and the six bolts 9 are in threaded connection inside the sealing frame 8 to prevent air leakage.

As an optimal technical solution of the utility model: the handles 10 are positioned on the outer surface of the outer row device body 1, the number of the handles 10 is six, and six handles 10 are circumferentially arrayed on the outer surface of the outer row device body 1.

As an optimal technical solution of the utility model: the first guide rod 13 is connected with the support plate 5 in a sliding mode, the first guide rod 13 penetrates through the support plate 5, the second guide rod 14 is connected with the support plate 5 in a sliding mode, and the second guide rod 14 penetrates through the support plate 5.

The utility model discloses a theory of operation is the same with the theory of operation that is disclosed in chinese patent CN207064955U and is used for the outer discharge device of ball valve blowdown of natural gas long distance pipeline valve room, the utility model discloses only improve its exterior structure.

The working process of the utility model is as follows: thereby rotate lead screw 1 and adjust the height of wheel 15 regulation outer row device main part 1, aim at the blow-off pipe mouth with screwed pipe 2, rotate handle 10 and make outer row device main part 1 rotate, at the in-process of screwed pipe 2 screw in, sealing ring 7 covers the joint line, locks sealing ring 7 with six bolts 9.

In summary, the following steps: the ball valve blowdown discharge device for the natural gas long-distance pipeline valve chamber is characterized in that a sealing ring 7 is fixedly connected to one side, close to a threaded pipe 2, of a discharge device main body 1, and a sealing frame 8 and bolts 9 are matched, the threaded pipe 2 is aligned to a blowdown pipe opening, the discharge device main body 1 is rotated by rotating a handle 10, in the process of screwing in the threaded pipe 2, the sealing ring 7 covers a connecting seam, the six bolts 9 are locked with the sealing ring 7, the sealing ring 7 can be firmly locked with the connecting seam, the danger of gas leakage is avoided, the handle 10 is fixedly connected to the outer surface of the discharge device main body 1, a lead screw 11, a supporting seat 12 and wheels 15 are matched, the lead screw 1 is rotated to adjust the wheels 15 so as to adjust the height of the discharge device main body 1, the threaded pipe 2 is aligned to the blowdown pipe opening, the discharge device main body 1 is rotated by rotating the, the outer discharging device main body 1 moves under the action of the wheels 15, so that the outer discharging device main body 1 is more convenient to mount.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a ball valve blowdown is arranged outward device for natural gas long-distance pipeline valve room which characterized in that: the device comprises an outer discharge device main body (1), wherein a threaded pipe (2) is fixedly connected to one side of the outer discharge device main body (1), a support frame (3) is rotatably connected to the outer surface of the outer discharge device main body (1), a support rod (4) is fixedly connected to one side, away from the outer discharge device main body (1), of the support frame (3), a support plate (5) is fixedly connected to one end, away from the support frame (3), of the support rod (4), and a support seat (12) is fixedly connected to one side, away from the support rod (4), of the support plate (5;

one side, close to the threaded pipe (2), of the outer discharge device main body (1) is fixedly connected with a sealing ring (7), one side, close to the sealing ring (7), of the outer discharge device main body (1) is fixedly connected with a sealing frame (8), and a bolt (9) is connected with the inner thread of the sealing frame (8);

the outer fixed surface of arranging device main part (1) is connected with handle (10), the inside threaded connection of backup pad (5) has lead screw (11), the one end of lead screw (11) is rotated through the bearing and is connected with supporting seat (12), first guide arm (13) of one side fixedly connected with and second guide arm (14) of supporting seat (12), the internal rotation of supporting seat (12) is connected with wheel (15).

2. The ball valve blowdown discharging device for the valve chamber of the natural gas long-distance pipeline according to claim 1, characterized in that: the support rods (4) are located below the support frame (3), the number of the support rods (4) is four, and the support rods (4) are fixedly connected to four corners below the support frame (3).

3. The ball valve blowdown discharging device for the valve chamber of the natural gas long-distance pipeline according to claim 1, characterized in that: the sealing ring (7) is made of rubber, and a round angle is formed in one side, close to the threaded pipe (2), of the sealing ring (7).

4. The ball valve blowdown discharging device for the valve chamber of the natural gas long-distance pipeline according to claim 1, characterized in that: the diameter of sealing ring (7) is greater than the diameter of screwed pipe (2), screwed pipe (2) are located the inside of sealing ring (7), the diameter of sealing frame (8) is greater than the diameter of sealing ring (7), sealing ring (7) are located the inside of sealing frame (8).

5. The ball valve blowdown discharging device for the valve chamber of the natural gas long-distance pipeline according to claim 1, characterized in that: the bolts (9) are located inside the sealing frame (8), the number of the bolts (9) is six, and the six bolts (9) are in threaded connection inside the sealing frame (8).

6. The ball valve blowdown discharging device for the valve chamber of the natural gas long-distance pipeline according to claim 1, characterized in that: the handles (10) are located on the outer surface of the outer row device body (1), the number of the handles (10) is six, and six handles (10) are circumferentially arrayed on the outer surface of the outer row device body (1).

7. The ball valve blowdown discharging device for the valve chamber of the natural gas long-distance pipeline according to claim 1, characterized in that: the first guide rod (13) is connected with the support plate (5) in a sliding mode, the first guide rod (13) penetrates through the support plate (5), the second guide rod (14) is connected with the support plate (5) in a sliding mode, and the second guide rod (14) penetrates through the support plate (5).